define nspawn::machine (
  String $os,
  String $os_version,
  String $machine = $name,
  Boolean $enable = false,
) {

  require ::nspawn::setup

  file { "/etc/systemd/nspawn/${machine}.nspawn":
    content => @("EOF")
    [Exec]
    Hostname=${machine}.adrift.space
    Boot=true
    # /usr/lib/systemd/resolv.conf
    ResolvConf=copy-static

    [Network]
    Bridge=br0
    | EOF
  }

  case $os {
    'debian': {
      nspawn::os::debian { $machine:
        os_version => $os_version,
      }
    }
    'arch': {
      nspawn::os::arch { $machine:
      }
    }
    # TODO default fail
  }

  service { "systemd-nspawn@${machine}.service":
    enable => true,
  }

}